#demo {
    text-align: center;
    height: 100%;
    width: 1800px;
    position: absolute;
    z-index: -1;
}

#demo div {
    display: inline-block;
}

.con {
    position: relative;
    width: 900px;
    height: 900px;
    transform: translateX(-450px);
    z-index: 1;
}

.con div {
    position: absolute;
    width: 50px;
    height: 50px;
    transform: translateX(425px);
}
.con div:hover{
    cursor: pointer;
    box-shadow: 1px 1px 5px 5px #777777;
}

#canvas_qipan {
    background-color: bisque;
    position: absolute;
    box-shadow: 1px 1px 10px 10px #888888;
}

.red_Party,
.black_Party {
    width: 200px;
    height: 200px;
    background-color: rgba(0, 0, 0, 0.1);
    position: relative;
    top: -450px;
    box-shadow: 1px 1px 10px 10px #888888;
    margin: 40px;
    z-index: 2;
}
div h3{
    line-height: 200px;
    font-size: 50px;
    margin: 0;
}

.red_Party {
    color: red;
}

.black_Party {
    color: black;
}


/* 棋子 */
.qi_point .qpqzdiv{
    border-radius: 50%;
    position: relative;
    transform: translateX(0px);
}
.red_Party .qzdiv,
.black_Party .qzdiv{
    border-radius: 50%;
    float: left;
    transform: translateX(0px);
    width: 50px;
    height: 50px;
}

button{
    background-color: aqua;
}

#red_nowin:hover,#black_nowin:hover{
    cursor: pointer;
}